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Finding the Fourth Proportional to 264.87, 365.32 and 171.46

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Solution

The fourth proportional to 264.87, 365.32 and 171.46 is: 236.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.87 : 365.32 = 171.46 : x
  2. Step 2: Convert to fraction form
    264.87/365.32 = 171.46/x
  3. Step 3: Cross multiply
    264.87x = 365.32 × 171.46
  4. Step 4: Simplify right side
    264.87x = 62,637.77
  5. Step 5: Solve for x
    x = 62,637.77/264.87
  6. Step 6: Final answer
    x = 236.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.